package cn.wen.yinxiu.common.designpattern.chain;import org.springframework.core.Ordered;/** * @ClassName: AbstractChainHandler * @Author: 小飞 * @Date: 2023/5/23 19:15 * @Description: 抽象业务责任链组件 */public interface AbstractChainHandler<T> extends Ordered {    /**     * 执行责任链逻辑     *     * @param requestParam 责任链执行入参     */    void handler(T requestParam);    /**     * @return 责任链组件标识     */    String mark();}